Preference · Moonshot AI

Kimi K2 7B on Arena Elo: score, rank and what it means

Kimi K2 7B scores 1304.4 on Arena Elo, placing it #412 of 600 models in the index. The benchmark average is 1349.9 and the leader is Claude Opus 4.5 Max at 1501.9.

Score
1304.4
0–100 scale
Rank
#412
of 600
Percentile
31th
within the index
Benchmark avg
1349.9
all models
Leader
1501.9
Claude Opus 4.5 Max
Gap to leader
197.5
points

Score distribution

The chart shows the top 10 models on Arena Elo, with Kimi K2 7B highlighted. Longer bars mean higher scores.

Claude Opus 4.5 Max 1501.9
GPT-5.2 Reasoning 1500.4
GPT-5.2 Turbo 1500.3
Claude Opus 4.5 Reasoning 1497.5
GPT-5.2 Max 1495.3
Gemini 3 Pro Turbo 1494.9
Grok 4 Max 1491.4
Claude Opus 4.5 1491.2
GPT-5.1 Pro 1490.0
Grok 4 Reasoning 1487.6

Top 10 leaderboard

#ModelProviderContextInput / 1MAvg score
1 Claude Opus 4.5 Max Anthropic 1000000 $20.90 87.8
2 GPT-5.2 Reasoning OpenAI 1000000 $20.98 87.5
3 GPT-5.2 Turbo OpenAI 1000000 $20.73 87.4
4 Claude Opus 4.5 Reasoning Anthropic 2000000 $20.91 88.2
5 GPT-5.2 Max OpenAI 1000000 $21.39 89.2
6 Gemini 3 Pro Turbo Google DeepMind 400000 $19.62 86.4
7 Grok 4 Max xAI 2000000 $19.70 86.6
8 Claude Opus 4.5 Anthropic 400000 $19.42 87.7
9 GPT-5.1 Pro OpenAI 200000 $19.77 87.8
10 Grok 4 Reasoning xAI 2000000 $19.67 87.8

What this score means

On Arena Elo, Kimi K2 7B sits at #412 of 600. The leader, Claude Opus 4.5 Max, scores 1501.9, so the gap to the top is 197.5 points. The median model in this index scores 1373.8, which puts Kimi K2 7B below the midpoint.

Moonshot AI models average 1366.5 on this benchmark. Kimi K2 7B is 62.1 points below that provider line, so it is a weaker result than the average Moonshot AI model.

Among small open-weight models, the average is 1224.7. Kimi K2 7B is 79.7 points above that group. This is the more useful comparison if you are shortlisting within the same tier rather than across the whole index.

Read a 1304.4 as a relative signal, not an absolute guarantee. Benchmark scores depend on prompt format, evaluation harness and contamination controls. Use this page to narrow the shortlist, then test the model on your own data.

Price context

At $1.72 per million input tokens, Kimi K2 7B is below the median input price of $4.00 across the 600 models scored on Arena Elo. The models immediately around it in the ranking are shown below so you can compare score and price together.

ModelProviderContextInput / 1MAvg score
Embed 4 Reasoning Cohere 4096 $5.50 65.3
ERNIE 4.5 Nano Baidu 32768 $6.01 65.6
DeepSeek-V3.2 8B DeepSeek 32768 $2.02 66.2
Qwen3 8B Alibaba Cloud 8192 $1.66 61.9
Kimi K2 7B Moonshot AI 16384 $1.72 62.7
Sonar Nano Perplexity 4096 $4.37 61.9
Zephyr Hugging Face 8192 $1.61 62.8

Other benchmarks for Kimi K2 7B

BenchmarkScoreRankPercentileRelative
MMLU-Pro 66.5 431 28th
GPQA Diamond 57.0 440 27th
SWE-bench Verified 52.5 401 33th
HumanEval 67.5 416 31th
MATH-500 64.6 421 30th
AIME 2025 51.1 450 25th
LiveCodeBench 50.4 444 26th
IFEval 75.0 398 34th
TruthfulQA 67.9 414 31th
HellaSwag 78.1 400 33th
MMMU 59.2 437 27th

FAQ

What score does Kimi K2 7B get on Arena Elo?

Kimi K2 7B scores 1304.4 on Arena Elo in this index. The benchmark average is 1349.9 and the top score is 1501.9.

How does Kimi K2 7B rank on Arena Elo?

It ranks #412 of 600 models, in the 31st percentile. The leader is Claude Opus 4.5 Max at 1501.9.

Is Kimi K2 7B good at Arena Elo?

It is below the median for this benchmark, so test it carefully before relying on it for this capability. The result should be read alongside its price and context window.

How is the Arena Elo score calculated?

Arena Elo is a preference benchmark. Scores in this index are modelled estimates on a 0–100 scale (or Elo for Arena), derived from capability tier and benchmark difficulty. They are not official leaderboard results.

What does Kimi K2 7B cost?

Kimi K2 7B costs $1.72 per million input tokens and $8.97 per million output tokens.

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